Tightening Procedure For Cylinder Head Bolts - AR01.30-P-5800-01MR
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Engine 274
MODIFICATION NOTES
| 12.10.15 | Operation step 5 added | 15th stage was added in the basic data. | BA01.30-P-1001-01Y |
CYLINDER HEAD
| Number | Designation | Engine 274 | |||
|---|---|---|---|---|---|
| BA01.30-P-1001-01Y | Bolt, cylinder head to crankcase | M11 | Stage 1 | Nm | 10 |
| Stage 2 | Nm | 40 | |||
| Stage 3 | ∠° | 90 | |||
| Stage 4 | ∠° | 90 | |||
| Stage 5 | ∠° | 90 | |||
CYLINDER HEAD
| Number | Designation | Engine 274 | ||
|---|---|---|---|---|
| BA01.30-P-1002-01Y | Bolt, cylinder head to timing case cover | M8 | Nm | 20 |
- Tighten cylinder head bolts (1 to 10) to stage 1.
- Tighten cylinder head bolts (1 to 10) to stage 2.
- Tighten cylinder head bolts (1 to 10) to stage 3.
- Tighten cylinder head bolts (1 to 10) to stage 4.
- Tighten cylinder head bolts (1 to 10) to stage 5.
- Tighten cylinder head bolts (11).
Always adhere to the specified tightening sequence.
Consequential damage can occur to the Engine otherwise.
Use the reverse tightening order to loosen the cylinder head bolts (1 to 11).